Messages in this thread | | | Subject | Re: [PATCH RESEND 1/4] dt-bindings: add SMP enable-method for Broadcom NSP | From | Scott Branden <> | Date | Thu, 5 Nov 2015 12:57:15 -0800 |
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Hi Rob,
On 15-11-05 12:48 PM, Rob Herring wrote: > On Thu, Nov 05, 2015 at 12:51:18AM -0500, Kapil Hali wrote: >> Add a compatible string "brcm,bcm-nsp-smp" for Broadcom's >> Northstar Plus CPU to the 32-bit ARM CPU device tree binding >> documentation file and create a new binding documentation for >> Northstar Plus CPU pen-release mechanism. >> >> Signed-off-by: Kapil Hali <kapilh@broadcom.com> >> --- >> .../bindings/arm/bcm/brcm,nsp-cpu-method.txt | 36 ++++++++++++++++++++++ >> Documentation/devicetree/bindings/arm/cpus.txt | 1 + >> 2 files changed, 37 insertions(+) >> create mode 100644 Documentation/devicetree/bindings/arm/bcm/brcm,nsp-cpu-method.txt >> >> diff --git a/Documentation/devicetree/bindings/arm/bcm/brcm,nsp-cpu-method.txt b/Documentation/devicetree/bindings/arm/bcm/brcm,nsp-cpu-method.txt >> new file mode 100644 >> index 0000000..8506da7 >> --- /dev/null >> +++ b/Documentation/devicetree/bindings/arm/bcm/brcm,nsp-cpu-method.txt >> @@ -0,0 +1,36 @@ >> +Broadcom Northstar Plus SoC CPU Enable Method >> +--------------------------------------------- >> +This binding defines the enable method used for starting secondary >> +CPUs in the following Broadcom SoCs: >> + BCM58522, BCM58525, BCM58535, BCM58622, BCM58623, BCM58625, BCM88312 >> + >> +The enable method is specified by defining the following required >> +properties in the "cpus" device tree node: >> + - enable-method = "brcm,bcm-nsp-smp"; > > This is supposed to be per core. > >> + - secondary-boot-reg = <...>; > > What happens with more than 2 cores? > I'm pretty sure nothing - all of these SoCs have 1 or 2 cores.
Regards, Scott
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